﻿<html>
<head>
<script type="text/javascript" >
	var xmlHttp

	function showUser(str)
	{ 
			xmlHttp=GetXmlHttpObject()
			if (xmlHttp==null)
				 {
				 alert ("Browser does not support HTTP Request")
				 return
				 }
			var url="ajax_php_test.php"
			url=url+"?q="+str
			url=url+"&sid="+Math.random()
			xmlHttp.onreadystatechange=stateChanged 
			xmlHttp.open("GET",url,true)
			xmlHttp.send(null)
	}
	
	function stateChanged() 
	{ 
			if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
			 { 
			 document.getElementById("txtHint").innerHTML=xmlHttp.responseText 
			 } 
	}
	
	function GetXmlHttpObject()
	{
			var xmlHttp=null;
			try
			 {
			 // Firefox, Opera 8.0+, Safari
			 xmlHttp=new XMLHttpRequest();
			 }
			catch (e)
			 {
			 //Internet Explorer
			 try
			  {
			  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
			  }
			 catch (e)
			  {
			  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			  }
	 }
	return xmlHttp;
	}
	
	
</script>

</head>
<body>

<form> 
Select a User:
<select name="users" onchange="showUser(this.value)">
<option value="1">Peter Griffin</option>
<option value="2">Lois Griffin</option>
<option value="3">Glenn Quagmire</option>
<option value="4">Joseph Swanson</option>
</select>
</form>

<p>
<div id="txtHint"><b>User info will be listed here.</b></div>
</p>

</body>
</html>